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Mechanical Integrity of Evaporators PPTX

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Mechanical Integrity of Evaporator Coils

Major issues to watch for:

i. Excessive ice or material build up

ii. Corrosion of tubes, fins, or connections

iii. Exceeding MAWP – hydraulic shock or trapped liquid

iv. Fan vibration and integrity

v. Refrigerant distribution tubes rubbing

vi. Integrity of housing, unit supports and piping supports

vii. Protection against traffic hazards

viii. Electrical issues with motors and wiring

ix. Missing fan guards

x. Suitable for operating conditions

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